Look up: freeboard

1. 
   Freeboard
   1. Vertical distance from the normal water surface to the top of a confining wall. 2. Vertical distance from the sand surface to the underside of a trough in a sand filter.
   Found on http://www.epa.gov/OCEPAterms/
   
   
2. 
   Freeboard
   The additional height of a structure above design high water level to prevent overflow. Also, at a given time, the vertical distance between the water level and the top of the structure.
   Found on http://www.csc.noaa.gov/text/glossary.ht
   
   
3. 
   Freeboard
   the side of a boat that between the water and deck
   Found on http://www.dinghysailinguk.co.uk/sailing
   
   
4. 
   Freeboard
   In a flying-boat hull, the vertical distance from the loaded waterline to the lowest opening through which water could enter the hull or to the level of the top decking if there is no opening below its level.
   Found on http://www.aeroplanemonthly.com/glossary
   
   
5. 
   freeboard
   the vertical distance measured amidships on the vessel`s side from the load water line to the upper side of the freeboard deck. The lines on the ship`s sides indicating the maximum permissible load line are called freeboard marks (Plimsoll disc) Category: Transport • in a ship, the distance above the water, from the waterline to the upper surface of the deck. It plays a role on the sea...
   Found on http://www.mijnwoordenboek.nl/definition
   
   
6. 
   Freeboard
   `Freeboard`, in sailing and boating, means the distance from the waterline to the upper deck level, measured at the lowest point where water can enter the boat or ship. A low freeboard is often found on racing boats, for speed. A higher freeboard will give more room in the cabin, but may compromise speed. A higher freeboard also helps prevent water from getting into a boat. A low freeboard boat is susceptible to swamping in rough seas. Freighter ...
   Found on http://en.wikipedia.org/wiki/Freeboard
   
   
7. 
   freeboard
   distance from the waterline to the freeboard deck of a fully loaded ship; it is measured amidships at the side of the hull. The freeboard deck is ... [4 related articles]
   Found on http://www.britannica.com/eb/a-z/f/59
   
   
8. 
   Freeboard
   the distance from the highest point of the hull to the water
   Found on http://andrews.com/kysc/terms.html
   
   
9. 
   FREEBOARD
   The minimum vertical distance from the surface of the water to the gunwale
   Found on http://www.tcmall.com/nauticalknowhow/GL
   
   
10. 
    Freeboard
    The distance between the deck and the waterline. Most often it will vary along the length of the boat. (see: Shear)
    Found on http://www.sailinglinks.com/glossary.htm